How to use brown noise
- Brown is selected. Press Play.
- Keep the volume low to moderate; the deep sound can feel louder than it is.
- Set the timer to stop after your study session or as you fall asleep.
Why brown noise is popular
Brown (or Brownian) noise is named after Brownian motion, the random movement of particles, because it is generated by adding up random steps. Its power falls by 6 dB per octave, so it is dominated by low frequencies: a deep rumble like heavy rain, a strong wind or ocean surf. Many people find it calmer than white or pink noise, and it went viral as a focus aid, with many people with ADHD reporting that it helps quiet their thoughts while working.
Scientific evidence is limited and mostly anecdotal, but the principle of masking distractions with a steady, non-informative sound is well established. Use headphones in shared spaces, take breaks, and avoid high volumes over long periods. The noise is created in real time in your browser, so there is no streaming and no repetition.
FAQ
Does brown noise help with ADHD?
Many people say it helps them focus. Research is limited, but it is harmless at low volume.
Is brown noise the same as red noise?
Yes, the terms are often used interchangeably.
Can I use it on my phone?
Yes. Keep the screen on, or download the WAV loop for background playback.